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  2. Cosmic ray visual phenomena - Wikipedia

    en.wikipedia.org/wiki/Cosmic_ray_visual_phenomena

    Cosmic ray visual phenomena, or light flashes ( LF ), also known as Astronaut's Eye, are spontaneous flashes of light visually perceived by some astronauts outside the magnetosphere of the Earth, such as during the Apollo program. While LF may be the result of actual photons of visible light being sensed by the retina, [1] the LF discussed here ...

  3. Entoptic phenomenon - Wikipedia

    en.wikipedia.org/wiki/Entoptic_phenomenon

    Entoptic phenomena (from Ancient Greek ἐντός (entós) 'within' and ὀπτικός (optikós) 'visual') are visual effects whose source is within the human eye itself. (Occasionally, these are called entopic phenomena, which is probably a typographical mistake.) In Helmholtz 's words: "Under suitable conditions light falling on the eye ...

  4. I Wandered Lonely as a Cloud - Wikipedia

    en.wikipedia.org/wiki/I_Wandered_Lonely_as_a_Cloud

    Which is the bliss of solitude; And then my heart with pleasure fills, And dances with the daffodils. – William Wordsworth (1802) " I Wandered Lonely as a Cloud " (also sometimes called " Daffodils " [ 2]) is a lyric poem by William Wordsworth. [ 3] It is one of his most popular, and was inspired by an encounter on 15 April 1802 during a walk ...

  5. Does staring at screens ruin your eyes? - AOL

    www.aol.com/article/2014/02/27/does-staring-at...

    We've all grown up thinking that sitting too close to the television is damaging to our eyes ... but that might not be the case. Technology spawns lots of confusion ... and a few affectionately ...

  6. Ever see a star explode? You're about to get a chance very soon

    www.aol.com/news/ever-see-star-explode-youre...

    T Coronae Borealis, also called the Blaze Star, is actually two stars — a hot, dense white dwarf, and a cooler red giant. The dwarf star, which ran out of fuel long ago and collapsed to roughly ...

  7. The red light device that dermatologists told us makes skin ...

    www.aol.com/lifestyle/solawave-red-light-therapy...

    Solawave 4-in-1 Radiant Renewal Wand. $110 $169. Save $59 with coupon at check out. The Solawave Radiant Renewal Wand is a red light therapy device that is best used daily when paired with your ...

  8. Compound eye - Wikipedia

    en.wikipedia.org/wiki/Compound_eye

    The resulting eye is a mixture of a simple eye within a compound eye. Another version is the pseudofaceted eye, as seen in Scutigera. This type of eye consists of a cluster of numerous ocelli on each side of the head, organized in a way that resembles a true compound eye. Asymmetries in compound eyes may be associated with asymmetries in behaviour.

  9. Retina - Wikipedia

    en.wikipedia.org/wiki/Retina

    The retina (from Latin rete 'net'; pl. retinae or retinas) is the innermost, light-sensitive layer of tissue of the eye of most vertebrates and some molluscs.The optics of the eye create a focused two-dimensional image of the visual world on the retina, which then processes that image within the retina and sends nerve impulses along the optic nerve to the visual cortex to create visual perception.